I can draft you can draft she can draft we can draft you can draft they can draft
V-ing form
I can be drafting you can be drafting she can be drafting we can be drafting you can be drafting they can be drafting
Perfect
I can have drafted you can have drafted she can have drafted we can have drafted you can have drafted they can have drafted
V-ing perfect
I can have been drafting you can have been drafting she can have been drafting we can have been drafting you can have been drafting they can have been drafting
Negation
Simple form
I cannot draft you cannot draft she cannot draft we cannot draft you cannot draft they cannot draft
V-ing form
I cannot be drafting you cannot be drafting she cannot be drafting we cannot be drafting you cannot be drafting they cannot be drafting
Perfect
I cannot have drafted you cannot have drafted she cannot have drafted we cannot have drafted you cannot have drafted they cannot have drafted
V-ing perfect
I cannot have been drafting you cannot have been drafting she cannot have been drafting we cannot have been drafting you cannot have been drafting they cannot have been drafting
Interrogative form
Simple form
can I draft? can you draft? can she draft? can we draft? can you draft? can they draft?
V-ing form
can I be drafting? can you be drafting? can she be drafting? can we be drafting? can you be drafting? can they be drafting?
Perfect
can I have drafted? can you have drafted? can she have drafted? can we have drafted? can you have drafted? can they have drafted?
V-ing perfect
can I have been drafting? can you have been drafting? can she have been drafting? can we have been drafting? can you have been drafting? can they have been drafting?
Interro-negative form
Simple form
can I not draft? can you not draft? can she not draft? can we not draft? can you not draft? can they not draft?
V-ing form
can I not be drafting? can you not be drafting? can she not be drafting? can we not be drafting? can you not be drafting? can they not be drafting?
Perfect
can I not have drafted? can you not have drafted? can she not have drafted? can we not have drafted? can you not have drafted? can they not have drafted?
V-ing perfect
can I not have been drafting? can you not have been drafting? can she not have been drafting? can we not have been drafting? can you not have been drafting? can they not have been drafting?